468 search results - page 50 / 94 » A Certified Digital Signature |
DRM
2003
Springer
14 years 3 months ago
2003
Springer
In PODC 2003, Park, Chong, Siegel and Ray [22] proposed an optimistic protocol for fair exchange, based on RSA signatures. We show that their protocol is totally breakable already...
ACSAC
2000
IEEE
14 years 2 months ago
2000
IEEE
It is well-known that CA plays the central role in PKI. In this paper we introduce a new component into PKI, DA (decryption authority), which decrypts important and sensitive mess...
CCS
2010
ACM
14 years 4 months ago
2010
ACM
In an attribute-based signature (ABS), users sign messages with any predicate of their attributes issued from an attribute authority. Under this notion, a signature attests not to...
CCS
2005
ACM
14 years 3 months ago
2005
ACM
Large-scale attacks, such as those launched by worms and zombie farms, pose a serious threat to our network-centric society. Existing approaches such as software patches are simpl...
CCS
2004
ACM
14 years 3 months ago
2004
ACM
Misuse-based intrusion detection systems rely on models of attacks to identify the manifestation of intrusive behavior. Therefore, the ability of these systems to reliably detect ...